Yealink SmartVision 80 BlackSmartVision 80, 4 lens, IntelliFrame, IntelliFocus, USB, HDMI Clear at Any Distance Driven by an advanced quad lens 4K systemincluding a panoramic lens, dual telephoto lenses, and a PTZ lensthe camera intelligently selects and coordinates lenses to match your viewing needs. Whether you want a broader perspective of participants up close, or pinpoint clarity of distant seats, every view is perfectly captured. The unrivalled 20x optical zoom ensures